Collocations for governor - noun

deputy, lieutenant
acting, interim
She was appointed as acting governor until an election could be held.

incumbent, sitting (both esp. AmE)
former
colonial, district, provincial, regional, state
Fed (= the Federal Reserve in the US)
Democratic, Republican
military
prison, school (both BrE)
parent (BrE)
She served as a parent governor at her children's school.

appoint, appoint sb (as), elect, elect sb (as)
recall (AmE)
They voted to recall the sitting governor.

become
serve as

a board of governors